• Country
• France

• Manufacturer / Brand
• Technifrance; Neuilly-sur-Seine

• Year
• 1950

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 93590

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1T4 1S5 3S4

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries / 67 / 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Power out
• 1 W (unknown quality)

• Material
• Catalin (a brand name for a thermosetting polymer popular in the 1930s and 1940s - a phenol formaldehyde resin - like Bakelite, but a two-stage process with a lot of work afterwards).

• from Radiomuseum.org
• Model: Miniature 50 B42 - Technifrance; Neuilly-sur-

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 180 x 120 x 80 mm / 7.1 x 4.7 x 3.1 inch

• Notes
• l'antenne-cadre est dépliable

• Author
• Model page created by Rudy Vande Loo. See "Data change" for further contributors.

• Other Models

• Here you find 22 models, 15 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Technifrance; Neuilly-sur-Seine